lambda-infobot/app/Main.hs
Joscha 27b32a548d Add detailed help
This should complete the port from yaboli.
2018-02-26 22:17:54 +00:00

153 lines
4.8 KiB
Haskell

{-# LANGUAGE OverloadedStrings #-}
module Main where
import Control.Monad
import Control.Monad.IO.Class
import Data.Monoid
import System.Environment
import System.IO
import Control.Concurrent.STM
import qualified EuphApi as E
import qualified EuphApi.Utils.DetailedHelp as E
import qualified EuphApi.Utils.Listing as EL
import qualified System.Log.Formatter as LF
import qualified System.Log.Handler as LH
import qualified System.Log.Handler.Simple as LH
import qualified System.Log.Logger as L
import InfoBot
type BotSpecific = ()
type ConnectionSpecific = TVar EL.Listing
type Bot = E.Bot BotSpecific ConnectionSpecific
type Config = E.BotConfig BotSpecific ConnectionSpecific
type Command = E.Command BotSpecific ConnectionSpecific
{-
- Commands
-}
recountAction :: E.Message -> Bot ()
recountAction msg = do
lVar <- E.getConnectionInfo
myID <- E.sessSessionID <$> E.getOwnView
list <- E.who
let l = EL.remove myID $ EL.fromList list
liftIO $ atomically $ writeTVar lVar l
void $ E.nick $ nameFromListing l
void $ E.replyTo msg "Recalibrated!"
myHelp :: Command
myHelp = E.helpCommand $ \n ->
"Displays information about the clients in a room in its nick:\n\
\(<people>P <bots>B <lurkers>L <bot-lurkers>N)\n\n\
\!recount " <> E.atMention n <> " - Recount people in the room\n\n\
\Created by @Garmy using EuphApi.\n\
\For additional info, try \"!help " <> E.atMention n <> " <topic>\". Topics are:\n\
\count, lurkers, changelog"
myDetailedHelp :: Command
myDetailedHelp = E.detailedHelpCommand
[ ("count", \_ ->
"This bot counts the number of clients connected to a room.\
\ If you open a room in two different tabs, the bot counts you twice.\n\
\The euphoria client, on the other hand, usually displays all connections\
\ of an account as one nick in the nick list. \
\ Because of that, this bot's count is always as high as, or higher than,\
\ the number of nicks on the nick list, similar to the number on the button\
\ to toggle the nick list.\n\n\
\If the bot's count is off, try a !recount."
)
, ("lurkers", \_ ->
"People or bots who are connected to the room but haven't chosen a nick are lurkers.\
\ The euphoria client doesn't display them in the nick list.\n\
\This bot differentiates between people (L) and bots (N) who are lurking."
)
, ("changelog", \_ ->
"<2018-02-26> Port bot to EuphApi\n\
\<2017-10-22> Add !recount command\n\
\<2017-10-22> Fix bot counting incorrectly"
)
]
myCommands :: [Command]
myCommands =
[ E.pingCommand "Pong!"
, E.generalPingCommand "Pong!"
, E.generalHelpCommand (const "I show how many people, bots, lurkers etc. are online.")
, E.uptimeCommand
, E.generalUptimeCommand
, E.killCommand "Bye!"
, E.restartCommand "brb"
, myHelp
, myDetailedHelp
-- non-botrulez commands
, E.command "recount" recountAction
, E.specificCommand "recount" recountAction
]
{-
- Handler
-}
myBotHandler :: E.EventType -> Bot ()
myBotHandler (E.EuphEvent e) = do
-- run commands
E.runCommands myCommands e
-- update listing
lVar <- E.getConnectionInfo
EL.update lVar e
-- InfoBot logic
handleEvent e
myBotHandler _ = return ()
handleEvent :: E.Event -> Bot ()
-- Set nick as soon as you have access to the room.
handleEvent (E.SnapshotEvent _ _ _ _) = updateNick
handleEvent (E.JoinEvent _) = updateNick
handleEvent (E.PartEvent _) = updateNick
handleEvent _ = return ()
updateNick :: Bot ()
updateNick = do
lVar <- E.getConnectionInfo
l <- liftIO $ atomically $ readTVar lVar
void $ E.nick $ nameFromListing l
{-
- Config
-}
myBotConfig :: String -> Config
myBotConfig room = E.BotConfig
{ E.botAddress = "euphoria.io"
, E.botRoom = room
, E.botPassword = Nothing
, E.botNick = "InfoBot"
, E.botHandler = myBotHandler
, E.botInfo = ()
, E.botNewConnectionInfo = atomically $ newTVar EL.empty
, E.botReconnectPolicy = E.defaultReconnectPolicy
}
main :: IO ()
main = do
-- Set up logging with custom message style
myHandler <- LH.verboseStreamHandler stdout L.INFO
let myFormatter = LF.simpleLogFormatter "<$time> [$loggername/$prio] $msg"
myFormattedHandler = LH.setFormatter myHandler myFormatter
L.updateGlobalLogger L.rootLoggerName (L.setHandlers [myFormattedHandler])
L.updateGlobalLogger L.rootLoggerName (L.setLevel L.INFO)
-- Use args to determine room and start the bot
args <- getArgs
case args of
[room] -> E.runBot (return $ myBotConfig room)
_ -> do
name <- getProgName
putStrLn " USAGE:"
putStr name
putStrLn " <room>"